Diff: Terminal.cpp

Revision:

3:7c269f52ad77

Parent:

2:85184c13476c

Child:

4:4510b10fb5d9

--- a/Terminal.cpp	Tue Nov 23 16:03:35 2010 +0000
+++ b/Terminal.cpp	Mon Mar 28 23:48:32 2016 +0000
@@ -24,7 +24,7 @@
 
 #include "mbed.h"
 
-Terminal::Terminal(PinName tx, PinName rx) : Serial(tx, rx) {}
+Terminal::Terminal(PinName tx, PinName rx) : Serial(tx, rx){}
 
 void Terminal::cls() {
     this->printf("\033[2J");
@@ -55,3 +55,82 @@
     int c = 40 + rgb888tobgr111(colour);
     this->printf("\033[%dm", c);
 }
+
+int32_t Terminal::get_int32(const char *msg, const int32_t min_val, const int32_t max_val)
+{
+    int32_t user_input;
+    char str[12];
+    uint8_t idx;
+    
+    do
+    {
+        this->printf(msg);
+        
+        //get user input
+        idx = 0;
+        do
+        {
+            if(this->readable())
+            {
+                str[idx++] = this->getc();
+            }
+        }
+        while((str[idx-1] != 0x0A)  && (idx < 12));
+        
+        //Remove trailing newline and CR, if there.
+        if((strlen(str) > 0 ) && (str[strlen(str) - 1] == 0x0A) && (str[strlen(str) - 2] == 0x0D))
+        {
+            str[strlen(str) - 1] = '\0';
+            str[strlen(str) - 1] = '\0';
+        }
+        
+        user_input = strtol(str, NULL, 0);
+        
+        if((user_input < min_val) || (user_input > max_val))
+        {
+            this->printf("\nYou entered = %d\n", user_input);
+            this->printf("\nOut of range\n");
+        }
+    }
+    while((user_input < min_val) || (user_input > max_val));
+    
+    return(user_input);
+}
+    
+char Terminal::get_char(const char *msg, const char min_val, const char max_val)
+{
+    char c[3];
+    uint8_t idx;
+    
+    do
+    {
+        this->printf(msg);
+        
+        //get user input
+        idx = 0;
+        do
+        {
+            if(this->readable())
+            {
+                c[idx++] = this->getc();
+            }
+        }
+        while((c[idx-1] != 0x0A)  && (idx < 3));
+        
+        //Remove trailing newline and CR, if there.
+        if((strlen(c) > 0 ) && (c[strlen(c) - 1] == 0x0A) && (c[strlen(c) - 2] == 0x0D))
+        {
+            c[strlen(c) - 1] = '\0';
+            c[strlen(c) - 1] = '\0';
+        }
+        
+        if((c[0] < min_val) || (c[0] > max_val))
+        {
+            this->printf("\nYou entered = %c\n", c[0]);
+            this->printf("\nOut of range\n");
+        }
+    }
+    while((c[0] < min_val) || (c[0] > max_val));
+    
+    return c[0];
+}